public class Example_6_2{
    public static void main(String[] args){
        double maths = 64, english = 76.5, chinese = 66;
        ImportantUniversity univer = new ImportantUniversity();
        univer.enterRule(maths, english, chinese);
        maths = 89;
        english = 80; 
        chinese = 86;
        univer.enterRule(maths, english, chinese);
    }
}